Replace a comma between expression statements by a semicolon.

Fixes: d65112f5 ("watchdog: Add Renesas RZ/N1 Watchdog driver")
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20240716031137.400502-1-nichen@iscas.ac.cnSigned-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>